package com.itheima.anno;

import jdk.nashorn.internal.ir.CallNode;

import javax.servlet.ServletContext;
import javax.servlet.ServletException;
import javax.servlet.annotation.WebServlet;
import javax.servlet.http.HttpServlet;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;
import java.io.IOException;
@WebServlet("/demo17")
public class ServletDemo17 extends HttpServlet {
    @Override
    protected void doGet(HttpServletRequest req, HttpServletResponse resp) throws ServletException, IOException {
        ServletContext context = getServletContext();
        String username = context.getInitParameter("username");
        String age = context.getInitParameter("age");
        System.out.println(username + "===" + age);
    }
}
